释义 |
nival adjective geography specializeduk /ˈnaɪ.vəl/ us /ˈnaɪ.vəl/ (of an area) always covered in snow: 常年积雪的 The nival zone is around 3000m in the Alps.阿尔卑斯山的恒雪带在3000米左右。 the permanent ice and snow of the nival belt恒雪带永不融化的冰雪 Vascular plant growth reaches its limit in the nival zone. At high altitudes there is a contraction of the nival zone, and loss of the dry scrub due to warmer, wetter conditions. In a typical nival catchment, sediment flux from the freshet should arrive before the lake ice has effectively decayed. SMART Vocabulary: related words and phrases Precipitation: snow & ice anti-icing avalanche be snowed inidiom be snowed upidiom boilerplate drifting glacier hailstorm iceberg icy permafrost precipitation sleet slushy snow devil snow line snowdrift snowfall snowflake generation snowpack |